1 /* 2 DVB device driver for cx231xx 3 4 Copyright (C) 2008 <srinivasa.deevi at conexant dot com> 5 Based on em28xx driver 6 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 2 of the License, or 10 (at your option) any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program; if not, write to the Free Software 19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 */ 21 22 #include "cx231xx.h" 23 #include <linux/kernel.h> 24 #include <linux/slab.h> 25 26 #include <media/v4l2-common.h> 27 #include <media/videobuf-vmalloc.h> 28 #include <media/tuner.h> 29 30 #include "xc5000.h" 31 #include "s5h1432.h" 32 #include "tda18271.h" 33 #include "s5h1411.h" 34 #include "lgdt3305.h" 35 #include "si2165.h" 36 #include "si2168.h" 37 #include "mb86a20s.h" 38 #include "si2157.h" 39 #include "lgdt3306a.h" 40 41 MODULE_DESCRIPTION("driver for cx231xx based DVB cards"); 42 MODULE_AUTHOR("Srinivasa Deevi <srinivasa.deevi@conexant.com>"); 43 MODULE_LICENSE("GPL"); 44 45 static unsigned int debug; 46 module_param(debug, int, 0644); 47 MODULE_PARM_DESC(debug, "enable debug messages [dvb]"); 48 49 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 50 51 #define CX231XX_DVB_NUM_BUFS 5 52 #define CX231XX_DVB_MAX_PACKETSIZE 564 53 #define CX231XX_DVB_MAX_PACKETS 64 54 55 struct cx231xx_dvb { 56 struct dvb_frontend *frontend; 57 58 /* feed count management */ 59 struct mutex lock; 60 int nfeeds; 61 62 /* general boilerplate stuff */ 63 struct dvb_adapter adapter; 64 struct dvb_demux demux; 65 struct dmxdev dmxdev; 66 struct dmx_frontend fe_hw; 67 struct dmx_frontend fe_mem; 68 struct dvb_net net; 69 struct i2c_client *i2c_client_demod; 70 struct i2c_client *i2c_client_tuner; 71 }; 72 73 static struct s5h1432_config dvico_s5h1432_config = { 74 .output_mode = S5H1432_SERIAL_OUTPUT, 75 .gpio = S5H1432_GPIO_ON, 76 .qam_if = S5H1432_IF_4000, 77 .vsb_if = S5H1432_IF_4000, 78 .inversion = S5H1432_INVERSION_OFF, 79 .status_mode = S5H1432_DEMODLOCKING, 80 .mpeg_timing = S5H1432_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK, 81 }; 82 83 static struct tda18271_std_map cnxt_rde253s_tda18271_std_map = { 84 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4, 85 .if_lvl = 1, .rfagc_top = 0x37, }, 86 .dvbt_7 = { .if_freq = 4000, .agc_mode = 3, .std = 5, 87 .if_lvl = 1, .rfagc_top = 0x37, }, 88 .dvbt_8 = { .if_freq = 4000, .agc_mode = 3, .std = 6, 89 .if_lvl = 1, .rfagc_top = 0x37, }, 90 }; 91 92 static struct tda18271_std_map mb86a20s_tda18271_config = { 93 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4, 94 .if_lvl = 0, .rfagc_top = 0x37, }, 95 }; 96 97 static struct tda18271_config cnxt_rde253s_tunerconfig = { 98 .std_map = &cnxt_rde253s_tda18271_std_map, 99 .gate = TDA18271_GATE_ANALOG, 100 }; 101 102 static struct s5h1411_config tda18271_s5h1411_config = { 103 .output_mode = S5H1411_SERIAL_OUTPUT, 104 .gpio = S5H1411_GPIO_OFF, 105 .vsb_if = S5H1411_IF_3250, 106 .qam_if = S5H1411_IF_4000, 107 .inversion = S5H1411_INVERSION_ON, 108 .status_mode = S5H1411_DEMODLOCKING, 109 .mpeg_timing = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK, 110 }; 111 static struct s5h1411_config xc5000_s5h1411_config = { 112 .output_mode = S5H1411_SERIAL_OUTPUT, 113 .gpio = S5H1411_GPIO_OFF, 114 .vsb_if = S5H1411_IF_3250, 115 .qam_if = S5H1411_IF_3250, 116 .inversion = S5H1411_INVERSION_OFF, 117 .status_mode = S5H1411_DEMODLOCKING, 118 .mpeg_timing = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK, 119 }; 120 121 static struct lgdt3305_config hcw_lgdt3305_config = { 122 .i2c_addr = 0x0e, 123 .mpeg_mode = LGDT3305_MPEG_SERIAL, 124 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, 125 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, 126 .deny_i2c_rptr = 1, 127 .spectral_inversion = 1, 128 .qam_if_khz = 4000, 129 .vsb_if_khz = 3250, 130 }; 131 132 static struct tda18271_std_map hauppauge_tda18271_std_map = { 133 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 4, 134 .if_lvl = 1, .rfagc_top = 0x58, }, 135 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 5, 136 .if_lvl = 1, .rfagc_top = 0x58, }, 137 }; 138 139 static struct tda18271_config hcw_tda18271_config = { 140 .std_map = &hauppauge_tda18271_std_map, 141 .gate = TDA18271_GATE_DIGITAL, 142 }; 143 144 static const struct mb86a20s_config pv_mb86a20s_config = { 145 .demod_address = 0x10, 146 .is_serial = true, 147 }; 148 149 static struct tda18271_config pv_tda18271_config = { 150 .std_map = &mb86a20s_tda18271_config, 151 .gate = TDA18271_GATE_DIGITAL, 152 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT, 153 }; 154 155 static struct lgdt3306a_config hauppauge_955q_lgdt3306a_config = { 156 .i2c_addr = 0x59, 157 .qam_if_khz = 4000, 158 .vsb_if_khz = 3250, 159 .deny_i2c_rptr = 1, 160 .spectral_inversion = 1, 161 .mpeg_mode = LGDT3306A_MPEG_SERIAL, 162 .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE, 163 .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH, 164 .xtalMHz = 25, 165 }; 166 167 static inline void print_err_status(struct cx231xx *dev, int packet, int status) 168 { 169 char *errmsg = "Unknown"; 170 171 switch (status) { 172 case -ENOENT: 173 errmsg = "unlinked synchronuously"; 174 break; 175 case -ECONNRESET: 176 errmsg = "unlinked asynchronuously"; 177 break; 178 case -ENOSR: 179 errmsg = "Buffer error (overrun)"; 180 break; 181 case -EPIPE: 182 errmsg = "Stalled (device not responding)"; 183 break; 184 case -EOVERFLOW: 185 errmsg = "Babble (bad cable?)"; 186 break; 187 case -EPROTO: 188 errmsg = "Bit-stuff error (bad cable?)"; 189 break; 190 case -EILSEQ: 191 errmsg = "CRC/Timeout (could be anything)"; 192 break; 193 case -ETIME: 194 errmsg = "Device does not respond"; 195 break; 196 } 197 if (packet < 0) { 198 dev_dbg(dev->dev, 199 "URB status %d [%s].\n", status, errmsg); 200 } else { 201 dev_dbg(dev->dev, 202 "URB packet %d, status %d [%s].\n", 203 packet, status, errmsg); 204 } 205 } 206 207 static inline int dvb_isoc_copy(struct cx231xx *dev, struct urb *urb) 208 { 209 int i; 210 211 if (!dev) 212 return 0; 213 214 if (dev->state & DEV_DISCONNECTED) 215 return 0; 216 217 if (urb->status < 0) { 218 print_err_status(dev, -1, urb->status); 219 if (urb->status == -ENOENT) 220 return 0; 221 } 222 223 for (i = 0; i < urb->number_of_packets; i++) { 224 int status = urb->iso_frame_desc[i].status; 225 226 if (status < 0) { 227 print_err_status(dev, i, status); 228 if (urb->iso_frame_desc[i].status != -EPROTO) 229 continue; 230 } 231 232 dvb_dmx_swfilter(&dev->dvb->demux, 233 urb->transfer_buffer + 234 urb->iso_frame_desc[i].offset, 235 urb->iso_frame_desc[i].actual_length); 236 } 237 238 return 0; 239 } 240 241 static inline int dvb_bulk_copy(struct cx231xx *dev, struct urb *urb) 242 { 243 if (!dev) 244 return 0; 245 246 if (dev->state & DEV_DISCONNECTED) 247 return 0; 248 249 if (urb->status < 0) { 250 print_err_status(dev, -1, urb->status); 251 if (urb->status == -ENOENT) 252 return 0; 253 } 254 255 /* Feed the transport payload into the kernel demux */ 256 dvb_dmx_swfilter(&dev->dvb->demux, 257 urb->transfer_buffer, urb->actual_length); 258 259 return 0; 260 } 261 262 static int start_streaming(struct cx231xx_dvb *dvb) 263 { 264 int rc; 265 struct cx231xx *dev = dvb->adapter.priv; 266 267 if (dev->USE_ISO) { 268 dev_dbg(dev->dev, "DVB transfer mode is ISO.\n"); 269 cx231xx_set_alt_setting(dev, INDEX_TS1, 4); 270 rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE); 271 if (rc < 0) 272 return rc; 273 dev->mode_tv = 1; 274 return cx231xx_init_isoc(dev, CX231XX_DVB_MAX_PACKETS, 275 CX231XX_DVB_NUM_BUFS, 276 dev->ts1_mode.max_pkt_size, 277 dvb_isoc_copy); 278 } else { 279 dev_dbg(dev->dev, "DVB transfer mode is BULK.\n"); 280 cx231xx_set_alt_setting(dev, INDEX_TS1, 0); 281 rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE); 282 if (rc < 0) 283 return rc; 284 dev->mode_tv = 1; 285 return cx231xx_init_bulk(dev, CX231XX_DVB_MAX_PACKETS, 286 CX231XX_DVB_NUM_BUFS, 287 dev->ts1_mode.max_pkt_size, 288 dvb_bulk_copy); 289 } 290 291 } 292 293 static int stop_streaming(struct cx231xx_dvb *dvb) 294 { 295 struct cx231xx *dev = dvb->adapter.priv; 296 297 if (dev->USE_ISO) 298 cx231xx_uninit_isoc(dev); 299 else 300 cx231xx_uninit_bulk(dev); 301 302 cx231xx_set_mode(dev, CX231XX_SUSPEND); 303 304 return 0; 305 } 306 307 static int start_feed(struct dvb_demux_feed *feed) 308 { 309 struct dvb_demux *demux = feed->demux; 310 struct cx231xx_dvb *dvb = demux->priv; 311 int rc, ret; 312 313 if (!demux->dmx.frontend) 314 return -EINVAL; 315 316 mutex_lock(&dvb->lock); 317 dvb->nfeeds++; 318 rc = dvb->nfeeds; 319 320 if (dvb->nfeeds == 1) { 321 ret = start_streaming(dvb); 322 if (ret < 0) 323 rc = ret; 324 } 325 326 mutex_unlock(&dvb->lock); 327 return rc; 328 } 329 330 static int stop_feed(struct dvb_demux_feed *feed) 331 { 332 struct dvb_demux *demux = feed->demux; 333 struct cx231xx_dvb *dvb = demux->priv; 334 int err = 0; 335 336 mutex_lock(&dvb->lock); 337 dvb->nfeeds--; 338 339 if (0 == dvb->nfeeds) 340 err = stop_streaming(dvb); 341 342 mutex_unlock(&dvb->lock); 343 return err; 344 } 345 346 /* ------------------------------------------------------------------ */ 347 static int cx231xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire) 348 { 349 struct cx231xx *dev = fe->dvb->priv; 350 351 if (acquire) 352 return cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE); 353 else 354 return cx231xx_set_mode(dev, CX231XX_SUSPEND); 355 } 356 357 /* ------------------------------------------------------------------ */ 358 359 static struct xc5000_config cnxt_rde250_tunerconfig = { 360 .i2c_address = 0x61, 361 .if_khz = 4000, 362 }; 363 static struct xc5000_config cnxt_rdu250_tunerconfig = { 364 .i2c_address = 0x61, 365 .if_khz = 3250, 366 }; 367 368 /* ------------------------------------------------------------------ */ 369 #if 0 370 static int attach_xc5000(u8 addr, struct cx231xx *dev) 371 { 372 373 struct dvb_frontend *fe; 374 struct xc5000_config cfg; 375 376 memset(&cfg, 0, sizeof(cfg)); 377 cfg.i2c_adap = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master); 378 cfg.i2c_addr = addr; 379 380 if (!dev->dvb->frontend) { 381 dev_err(dev->dev, "%s/2: dvb frontend not attached. Can't attach xc5000\n", 382 dev->name); 383 return -EINVAL; 384 } 385 386 fe = dvb_attach(xc5000_attach, dev->dvb->frontend, &cfg); 387 if (!fe) { 388 dev_err(dev->dev, "%s/2: xc5000 attach failed\n", dev->name); 389 dvb_frontend_detach(dev->dvb->frontend); 390 dev->dvb->frontend = NULL; 391 return -EINVAL; 392 } 393 394 dev_info(dev->dev, "%s/2: xc5000 attached\n", dev->name); 395 396 return 0; 397 } 398 #endif 399 400 int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq) 401 { 402 if ((dev->dvb != NULL) && (dev->dvb->frontend != NULL)) { 403 404 struct dvb_tuner_ops *dops = &dev->dvb->frontend->ops.tuner_ops; 405 406 if (dops->set_analog_params != NULL) { 407 struct analog_parameters params; 408 409 params.frequency = freq; 410 params.std = dev->norm; 411 params.mode = 0; /* 0- Air; 1 - cable */ 412 /*params.audmode = ; */ 413 414 /* Set the analog parameters to set the frequency */ 415 dops->set_analog_params(dev->dvb->frontend, ¶ms); 416 } 417 418 } 419 420 return 0; 421 } 422 423 int cx231xx_reset_analog_tuner(struct cx231xx *dev) 424 { 425 int status = 0; 426 427 if ((dev->dvb != NULL) && (dev->dvb->frontend != NULL)) { 428 429 struct dvb_tuner_ops *dops = &dev->dvb->frontend->ops.tuner_ops; 430 431 if (dops->init != NULL && !dev->xc_fw_load_done) { 432 433 dev_dbg(dev->dev, 434 "Reloading firmware for XC5000\n"); 435 status = dops->init(dev->dvb->frontend); 436 if (status == 0) { 437 dev->xc_fw_load_done = 1; 438 dev_dbg(dev->dev, 439 "XC5000 firmware download completed\n"); 440 } else { 441 dev->xc_fw_load_done = 0; 442 dev_dbg(dev->dev, 443 "XC5000 firmware download failed !!!\n"); 444 } 445 } 446 447 } 448 449 return status; 450 } 451 452 /* ------------------------------------------------------------------ */ 453 454 static int register_dvb(struct cx231xx_dvb *dvb, 455 struct module *module, 456 struct cx231xx *dev, struct device *device) 457 { 458 int result; 459 460 mutex_init(&dvb->lock); 461 462 463 /* register adapter */ 464 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device, 465 adapter_nr); 466 if (result < 0) { 467 dev_warn(dev->dev, 468 "%s: dvb_register_adapter failed (errno = %d)\n", 469 dev->name, result); 470 goto fail_adapter; 471 } 472 dvb_register_media_controller(&dvb->adapter, dev->media_dev); 473 474 /* Ensure all frontends negotiate bus access */ 475 dvb->frontend->ops.ts_bus_ctrl = cx231xx_dvb_bus_ctrl; 476 477 dvb->adapter.priv = dev; 478 479 /* register frontend */ 480 result = dvb_register_frontend(&dvb->adapter, dvb->frontend); 481 if (result < 0) { 482 dev_warn(dev->dev, 483 "%s: dvb_register_frontend failed (errno = %d)\n", 484 dev->name, result); 485 goto fail_frontend; 486 } 487 488 /* register demux stuff */ 489 dvb->demux.dmx.capabilities = 490 DMX_TS_FILTERING | DMX_SECTION_FILTERING | 491 DMX_MEMORY_BASED_FILTERING; 492 dvb->demux.priv = dvb; 493 dvb->demux.filternum = 256; 494 dvb->demux.feednum = 256; 495 dvb->demux.start_feed = start_feed; 496 dvb->demux.stop_feed = stop_feed; 497 498 result = dvb_dmx_init(&dvb->demux); 499 if (result < 0) { 500 dev_warn(dev->dev, 501 "%s: dvb_dmx_init failed (errno = %d)\n", 502 dev->name, result); 503 goto fail_dmx; 504 } 505 506 dvb->dmxdev.filternum = 256; 507 dvb->dmxdev.demux = &dvb->demux.dmx; 508 dvb->dmxdev.capabilities = 0; 509 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter); 510 if (result < 0) { 511 dev_warn(dev->dev, 512 "%s: dvb_dmxdev_init failed (errno = %d)\n", 513 dev->name, result); 514 goto fail_dmxdev; 515 } 516 517 dvb->fe_hw.source = DMX_FRONTEND_0; 518 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw); 519 if (result < 0) { 520 dev_warn(dev->dev, 521 "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n", 522 dev->name, result); 523 goto fail_fe_hw; 524 } 525 526 dvb->fe_mem.source = DMX_MEMORY_FE; 527 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem); 528 if (result < 0) { 529 dev_warn(dev->dev, 530 "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n", 531 dev->name, result); 532 goto fail_fe_mem; 533 } 534 535 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw); 536 if (result < 0) { 537 dev_warn(dev->dev, 538 "%s: connect_frontend failed (errno = %d)\n", 539 dev->name, result); 540 goto fail_fe_conn; 541 } 542 543 /* register network adapter */ 544 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx); 545 result = dvb_create_media_graph(&dvb->adapter, 546 dev->tuner_type == TUNER_ABSENT); 547 if (result < 0) 548 goto fail_create_graph; 549 550 return 0; 551 552 fail_create_graph: 553 dvb_net_release(&dvb->net); 554 fail_fe_conn: 555 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 556 fail_fe_mem: 557 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 558 fail_fe_hw: 559 dvb_dmxdev_release(&dvb->dmxdev); 560 fail_dmxdev: 561 dvb_dmx_release(&dvb->demux); 562 fail_dmx: 563 dvb_unregister_frontend(dvb->frontend); 564 fail_frontend: 565 dvb_frontend_detach(dvb->frontend); 566 dvb_unregister_adapter(&dvb->adapter); 567 fail_adapter: 568 return result; 569 } 570 571 static void unregister_dvb(struct cx231xx_dvb *dvb) 572 { 573 struct i2c_client *client; 574 dvb_net_release(&dvb->net); 575 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); 576 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); 577 dvb_dmxdev_release(&dvb->dmxdev); 578 dvb_dmx_release(&dvb->demux); 579 /* remove I2C tuner */ 580 client = dvb->i2c_client_tuner; 581 if (client) { 582 module_put(client->dev.driver->owner); 583 i2c_unregister_device(client); 584 } 585 /* remove I2C demod */ 586 client = dvb->i2c_client_demod; 587 if (client) { 588 module_put(client->dev.driver->owner); 589 i2c_unregister_device(client); 590 } 591 dvb_unregister_frontend(dvb->frontend); 592 dvb_frontend_detach(dvb->frontend); 593 dvb_unregister_adapter(&dvb->adapter); 594 } 595 596 static int dvb_init(struct cx231xx *dev) 597 { 598 int result = 0; 599 struct cx231xx_dvb *dvb; 600 struct i2c_adapter *tuner_i2c; 601 struct i2c_adapter *demod_i2c; 602 603 if (!dev->board.has_dvb) { 604 /* This device does not support the extension */ 605 return 0; 606 } 607 608 dvb = kzalloc(sizeof(struct cx231xx_dvb), GFP_KERNEL); 609 610 if (dvb == NULL) { 611 dev_info(dev->dev, 612 "cx231xx_dvb: memory allocation failed\n"); 613 return -ENOMEM; 614 } 615 dev->dvb = dvb; 616 dev->cx231xx_set_analog_freq = cx231xx_set_analog_freq; 617 dev->cx231xx_reset_analog_tuner = cx231xx_reset_analog_tuner; 618 619 tuner_i2c = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master); 620 demod_i2c = cx231xx_get_i2c_adap(dev, dev->board.demod_i2c_master); 621 mutex_lock(&dev->lock); 622 cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE); 623 cx231xx_demod_reset(dev); 624 /* init frontend */ 625 switch (dev->model) { 626 case CX231XX_BOARD_CNXT_CARRAERA: 627 case CX231XX_BOARD_CNXT_RDE_250: 628 629 dev->dvb->frontend = dvb_attach(s5h1432_attach, 630 &dvico_s5h1432_config, 631 demod_i2c); 632 633 if (dev->dvb->frontend == NULL) { 634 dev_err(dev->dev, 635 "Failed to attach s5h1432 front end\n"); 636 result = -EINVAL; 637 goto out_free; 638 } 639 640 /* define general-purpose callback pointer */ 641 dvb->frontend->callback = cx231xx_tuner_callback; 642 643 if (!dvb_attach(xc5000_attach, dev->dvb->frontend, 644 tuner_i2c, 645 &cnxt_rde250_tunerconfig)) { 646 result = -EINVAL; 647 goto out_free; 648 } 649 650 break; 651 case CX231XX_BOARD_CNXT_SHELBY: 652 case CX231XX_BOARD_CNXT_RDU_250: 653 654 dev->dvb->frontend = dvb_attach(s5h1411_attach, 655 &xc5000_s5h1411_config, 656 demod_i2c); 657 658 if (dev->dvb->frontend == NULL) { 659 dev_err(dev->dev, 660 "Failed to attach s5h1411 front end\n"); 661 result = -EINVAL; 662 goto out_free; 663 } 664 665 /* define general-purpose callback pointer */ 666 dvb->frontend->callback = cx231xx_tuner_callback; 667 668 if (!dvb_attach(xc5000_attach, dev->dvb->frontend, 669 tuner_i2c, 670 &cnxt_rdu250_tunerconfig)) { 671 result = -EINVAL; 672 goto out_free; 673 } 674 break; 675 case CX231XX_BOARD_CNXT_RDE_253S: 676 677 dev->dvb->frontend = dvb_attach(s5h1432_attach, 678 &dvico_s5h1432_config, 679 demod_i2c); 680 681 if (dev->dvb->frontend == NULL) { 682 dev_err(dev->dev, 683 "Failed to attach s5h1432 front end\n"); 684 result = -EINVAL; 685 goto out_free; 686 } 687 688 /* define general-purpose callback pointer */ 689 dvb->frontend->callback = cx231xx_tuner_callback; 690 691 if (!dvb_attach(tda18271_attach, dev->dvb->frontend, 692 0x60, tuner_i2c, 693 &cnxt_rde253s_tunerconfig)) { 694 result = -EINVAL; 695 goto out_free; 696 } 697 break; 698 case CX231XX_BOARD_CNXT_RDU_253S: 699 case CX231XX_BOARD_KWORLD_UB445_USB_HYBRID: 700 701 dev->dvb->frontend = dvb_attach(s5h1411_attach, 702 &tda18271_s5h1411_config, 703 demod_i2c); 704 705 if (dev->dvb->frontend == NULL) { 706 dev_err(dev->dev, 707 "Failed to attach s5h1411 front end\n"); 708 result = -EINVAL; 709 goto out_free; 710 } 711 712 /* define general-purpose callback pointer */ 713 dvb->frontend->callback = cx231xx_tuner_callback; 714 715 if (!dvb_attach(tda18271_attach, dev->dvb->frontend, 716 0x60, tuner_i2c, 717 &cnxt_rde253s_tunerconfig)) { 718 result = -EINVAL; 719 goto out_free; 720 } 721 break; 722 case CX231XX_BOARD_HAUPPAUGE_EXETER: 723 724 dev_info(dev->dev, 725 "%s: looking for tuner / demod on i2c bus: %d\n", 726 __func__, i2c_adapter_id(tuner_i2c)); 727 728 dev->dvb->frontend = dvb_attach(lgdt3305_attach, 729 &hcw_lgdt3305_config, 730 demod_i2c); 731 732 if (dev->dvb->frontend == NULL) { 733 dev_err(dev->dev, 734 "Failed to attach LG3305 front end\n"); 735 result = -EINVAL; 736 goto out_free; 737 } 738 739 /* define general-purpose callback pointer */ 740 dvb->frontend->callback = cx231xx_tuner_callback; 741 742 dvb_attach(tda18271_attach, dev->dvb->frontend, 743 0x60, tuner_i2c, 744 &hcw_tda18271_config); 745 break; 746 747 case CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx: 748 { 749 struct i2c_client *client; 750 struct i2c_board_info info; 751 struct si2165_platform_data si2165_pdata; 752 753 /* attach demod */ 754 memset(&si2165_pdata, 0, sizeof(si2165_pdata)); 755 si2165_pdata.fe = &dev->dvb->frontend; 756 si2165_pdata.chip_mode = SI2165_MODE_PLL_XTAL, 757 si2165_pdata.ref_freq_Hz = 16000000, 758 759 memset(&info, 0, sizeof(struct i2c_board_info)); 760 strlcpy(info.type, "si2165", I2C_NAME_SIZE); 761 info.addr = 0x64; 762 info.platform_data = &si2165_pdata; 763 request_module(info.type); 764 client = i2c_new_device(demod_i2c, &info); 765 if (client == NULL || client->dev.driver == NULL || dev->dvb->frontend == NULL) { 766 dev_err(dev->dev, 767 "Failed to attach SI2165 front end\n"); 768 result = -EINVAL; 769 goto out_free; 770 } 771 772 if (!try_module_get(client->dev.driver->owner)) { 773 i2c_unregister_device(client); 774 result = -ENODEV; 775 goto out_free; 776 } 777 778 dvb->i2c_client_demod = client; 779 780 dev->dvb->frontend->ops.i2c_gate_ctrl = NULL; 781 782 /* define general-purpose callback pointer */ 783 dvb->frontend->callback = cx231xx_tuner_callback; 784 785 dvb_attach(tda18271_attach, dev->dvb->frontend, 786 0x60, 787 tuner_i2c, 788 &hcw_tda18271_config); 789 790 dev->cx231xx_reset_analog_tuner = NULL; 791 break; 792 } 793 case CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx: 794 { 795 struct i2c_client *client; 796 struct i2c_board_info info; 797 struct si2165_platform_data si2165_pdata; 798 struct si2157_config si2157_config; 799 800 /* attach demod */ 801 memset(&si2165_pdata, 0, sizeof(si2165_pdata)); 802 si2165_pdata.fe = &dev->dvb->frontend; 803 si2165_pdata.chip_mode = SI2165_MODE_PLL_EXT, 804 si2165_pdata.ref_freq_Hz = 24000000, 805 806 memset(&info, 0, sizeof(struct i2c_board_info)); 807 strlcpy(info.type, "si2165", I2C_NAME_SIZE); 808 info.addr = 0x64; 809 info.platform_data = &si2165_pdata; 810 request_module(info.type); 811 client = i2c_new_device(demod_i2c, &info); 812 if (client == NULL || client->dev.driver == NULL || dev->dvb->frontend == NULL) { 813 dev_err(dev->dev, 814 "Failed to attach SI2165 front end\n"); 815 result = -EINVAL; 816 goto out_free; 817 } 818 819 if (!try_module_get(client->dev.driver->owner)) { 820 i2c_unregister_device(client); 821 result = -ENODEV; 822 goto out_free; 823 } 824 825 dvb->i2c_client_demod = client; 826 827 memset(&info, 0, sizeof(struct i2c_board_info)); 828 829 dev->dvb->frontend->ops.i2c_gate_ctrl = NULL; 830 831 /* define general-purpose callback pointer */ 832 dvb->frontend->callback = cx231xx_tuner_callback; 833 834 /* attach tuner */ 835 memset(&si2157_config, 0, sizeof(si2157_config)); 836 si2157_config.fe = dev->dvb->frontend; 837 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 838 si2157_config.mdev = dev->media_dev; 839 #endif 840 si2157_config.if_port = 1; 841 si2157_config.inversion = true; 842 strlcpy(info.type, "si2157", I2C_NAME_SIZE); 843 info.addr = 0x60; 844 info.platform_data = &si2157_config; 845 request_module("si2157"); 846 847 client = i2c_new_device( 848 tuner_i2c, 849 &info); 850 if (client == NULL || client->dev.driver == NULL) { 851 dvb_frontend_detach(dev->dvb->frontend); 852 result = -ENODEV; 853 goto out_free; 854 } 855 856 if (!try_module_get(client->dev.driver->owner)) { 857 i2c_unregister_device(client); 858 dvb_frontend_detach(dev->dvb->frontend); 859 result = -ENODEV; 860 goto out_free; 861 } 862 863 dev->cx231xx_reset_analog_tuner = NULL; 864 865 dev->dvb->i2c_client_tuner = client; 866 break; 867 } 868 case CX231XX_BOARD_HAUPPAUGE_955Q: 869 { 870 struct i2c_client *client; 871 struct i2c_board_info info; 872 struct si2157_config si2157_config; 873 874 memset(&info, 0, sizeof(struct i2c_board_info)); 875 876 dev->dvb->frontend = dvb_attach(lgdt3306a_attach, 877 &hauppauge_955q_lgdt3306a_config, 878 demod_i2c 879 ); 880 881 if (dev->dvb->frontend == NULL) { 882 dev_err(dev->dev, 883 "Failed to attach LGDT3306A frontend.\n"); 884 result = -EINVAL; 885 goto out_free; 886 } 887 888 dev->dvb->frontend->ops.i2c_gate_ctrl = NULL; 889 890 /* define general-purpose callback pointer */ 891 dvb->frontend->callback = cx231xx_tuner_callback; 892 893 /* attach tuner */ 894 memset(&si2157_config, 0, sizeof(si2157_config)); 895 si2157_config.fe = dev->dvb->frontend; 896 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 897 si2157_config.mdev = dev->media_dev; 898 #endif 899 si2157_config.if_port = 1; 900 si2157_config.inversion = true; 901 strlcpy(info.type, "si2157", I2C_NAME_SIZE); 902 info.addr = 0x60; 903 info.platform_data = &si2157_config; 904 request_module("si2157"); 905 906 client = i2c_new_device( 907 tuner_i2c, 908 &info); 909 if (client == NULL || client->dev.driver == NULL) { 910 dvb_frontend_detach(dev->dvb->frontend); 911 result = -ENODEV; 912 goto out_free; 913 } 914 915 if (!try_module_get(client->dev.driver->owner)) { 916 i2c_unregister_device(client); 917 dvb_frontend_detach(dev->dvb->frontend); 918 result = -ENODEV; 919 goto out_free; 920 } 921 922 dev->cx231xx_reset_analog_tuner = NULL; 923 924 dev->dvb->i2c_client_tuner = client; 925 break; 926 } 927 case CX231XX_BOARD_PV_PLAYTV_USB_HYBRID: 928 case CX231XX_BOARD_KWORLD_UB430_USB_HYBRID: 929 930 dev_info(dev->dev, 931 "%s: looking for demod on i2c bus: %d\n", 932 __func__, i2c_adapter_id(tuner_i2c)); 933 934 dev->dvb->frontend = dvb_attach(mb86a20s_attach, 935 &pv_mb86a20s_config, 936 demod_i2c); 937 938 if (dev->dvb->frontend == NULL) { 939 dev_err(dev->dev, 940 "Failed to attach mb86a20s demod\n"); 941 result = -EINVAL; 942 goto out_free; 943 } 944 945 /* define general-purpose callback pointer */ 946 dvb->frontend->callback = cx231xx_tuner_callback; 947 948 dvb_attach(tda18271_attach, dev->dvb->frontend, 949 0x60, tuner_i2c, 950 &pv_tda18271_config); 951 break; 952 953 case CX231XX_BOARD_EVROMEDIA_FULL_HYBRID_FULLHD: 954 { 955 struct si2157_config si2157_config = {}; 956 struct si2168_config si2168_config = {}; 957 struct i2c_board_info info = {}; 958 struct i2c_client *client; 959 struct i2c_adapter *adapter; 960 961 /* attach demodulator chip */ 962 si2168_config.ts_mode = SI2168_TS_SERIAL; /* from *.inf file */ 963 si2168_config.fe = &dev->dvb->frontend; 964 si2168_config.i2c_adapter = &adapter; 965 si2168_config.ts_clock_inv = true; 966 967 strlcpy(info.type, "si2168", sizeof(info.type)); 968 info.addr = dev->board.demod_addr; 969 info.platform_data = &si2168_config; 970 971 request_module(info.type); 972 client = i2c_new_device(demod_i2c, &info); 973 974 if (client == NULL || client->dev.driver == NULL) { 975 result = -ENODEV; 976 goto out_free; 977 } 978 979 if (!try_module_get(client->dev.driver->owner)) { 980 i2c_unregister_device(client); 981 result = -ENODEV; 982 goto out_free; 983 } 984 985 dvb->i2c_client_demod = client; 986 987 /* attach tuner chip */ 988 si2157_config.fe = dev->dvb->frontend; 989 #ifdef CONFIG_MEDIA_CONTROLLER_DVB 990 si2157_config.mdev = dev->media_dev; 991 #endif 992 si2157_config.if_port = 1; 993 si2157_config.inversion = false; 994 995 memset(&info, 0, sizeof(info)); 996 strlcpy(info.type, "si2157", sizeof(info.type)); 997 info.addr = dev->board.tuner_addr; 998 info.platform_data = &si2157_config; 999 1000 request_module(info.type); 1001 client = i2c_new_device(tuner_i2c, &info); 1002 1003 if (client == NULL || client->dev.driver == NULL) { 1004 module_put(dvb->i2c_client_demod->dev.driver->owner); 1005 i2c_unregister_device(dvb->i2c_client_demod); 1006 result = -ENODEV; 1007 goto out_free; 1008 } 1009 1010 if (!try_module_get(client->dev.driver->owner)) { 1011 i2c_unregister_device(client); 1012 module_put(dvb->i2c_client_demod->dev.driver->owner); 1013 i2c_unregister_device(dvb->i2c_client_demod); 1014 result = -ENODEV; 1015 goto out_free; 1016 } 1017 1018 dev->cx231xx_reset_analog_tuner = NULL; 1019 dev->dvb->i2c_client_tuner = client; 1020 break; 1021 } 1022 default: 1023 dev_err(dev->dev, 1024 "%s/2: The frontend of your DVB/ATSC card isn't supported yet\n", 1025 dev->name); 1026 break; 1027 } 1028 if (NULL == dvb->frontend) { 1029 dev_err(dev->dev, 1030 "%s/2: frontend initialization failed\n", dev->name); 1031 result = -EINVAL; 1032 goto out_free; 1033 } 1034 1035 /* register everything */ 1036 result = register_dvb(dvb, THIS_MODULE, dev, dev->dev); 1037 1038 if (result < 0) 1039 goto out_free; 1040 1041 1042 dev_info(dev->dev, "Successfully loaded cx231xx-dvb\n"); 1043 1044 ret: 1045 cx231xx_set_mode(dev, CX231XX_SUSPEND); 1046 mutex_unlock(&dev->lock); 1047 return result; 1048 1049 out_free: 1050 kfree(dvb); 1051 dev->dvb = NULL; 1052 goto ret; 1053 } 1054 1055 static int dvb_fini(struct cx231xx *dev) 1056 { 1057 if (!dev->board.has_dvb) { 1058 /* This device does not support the extension */ 1059 return 0; 1060 } 1061 1062 if (dev->dvb) { 1063 unregister_dvb(dev->dvb); 1064 dev->dvb = NULL; 1065 } 1066 1067 return 0; 1068 } 1069 1070 static struct cx231xx_ops dvb_ops = { 1071 .id = CX231XX_DVB, 1072 .name = "Cx231xx dvb Extension", 1073 .init = dvb_init, 1074 .fini = dvb_fini, 1075 }; 1076 1077 static int __init cx231xx_dvb_register(void) 1078 { 1079 return cx231xx_register_extension(&dvb_ops); 1080 } 1081 1082 static void __exit cx231xx_dvb_unregister(void) 1083 { 1084 cx231xx_unregister_extension(&dvb_ops); 1085 } 1086 1087 module_init(cx231xx_dvb_register); 1088 module_exit(cx231xx_dvb_unregister); 1089